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A researcher claims that more than 38% of U.S. adults have been a victim of identity theft. In a random sample of 485 U.S. adults,
A researcher claims that more than 38% of U.S. adults have been a victim of identity theft. In a random sample of 485 U.S. adults, 199 of them have been a victim of identity theft. Use a 10% significance level to determine if there is enough evidence to support the researcher's claim.
Ho:
HA:
Z-stat =Round to 2 decimal places.
p-value =Do not round.
Decision:Type either Reject Hoor Retain Ho
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